Selected Mid-Autumn Cuttings from the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, October 17 - 30, 2016
Selected cuttings from the Washington Park Arboretum,
October 17 – 30, 2016

1)   Araucaria araucana                Monkey Puzzle

  • Native to Chile and Argentina in the south central Andes mountains.
  • This long-lived tree is frequently described as a living fossil.
  • Large cones yield many edible nuts, similar to a pine nut.

2)   Berberis gagnepainii                                 Gagnepain’s Barberry

  • This evergreen shrub is native to China in the Sichuan and Yunnan Provinces.
  • Shrub is protected by many slender three-spined thorns.
  • This species can be found near the top of Rhododendron Glen.

3)  Gleditsia caspica                Persian Honey Locust

  • This medium-sized tree is native to western Asia in the Caucasus region near the Caspian Sea.
  • Branched thorns cover trunk and branches.
  • This Gleditsia and G. sinensis can be found along the east fence line in the south Sorbus area.
Close-up photo of thorns from the Chinese Honey Locust tree
Close-up photo of thorns of the Chinese Honey Locust tree

4)  Gleditsia sinensis                Chinese Honey Locust

  • A native tree to China.
  • The seed pods have been used as a detergent in China for at least 2,000 years.
  • Many parts of this tree are used in traditional Chinese medicine.
  • Large, impressive thorns cover trunk and branches.

5)   Zanthoxylem simulans                Sichuan Peppercorn

  • This small tree, or spreading shrub, is native to eastern China and Taiwan.
  • Small reddish berries yield the spice, Sichuan peppercorn.
  • Thorns on the trunk and branches become woody, lending to another common name of Prickly Ash.
  • Several examples can be found in grid 9-6E.